296.0 Aluminum vs. 7108A Aluminum
Both 296.0 aluminum and 7108A aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is 296.0 aluminum and the bottom bar is 7108A aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 72 | |
| 69 |
| Elongation at Break, % | 3.2 to 7.1 | |
| 11 to 13 |
| Fatigue Strength, MPa | 47 to 70 | |
| 120 to 130 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 26 |
| Tensile Strength: Ultimate (UTS), MPa | 260 to 270 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 120 to 180 | |
| 290 to 300 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 210 |
| Melting Completion (Liquidus), °C | 630 | |
| 630 |
| Melting Onset (Solidus), °C | 540 | |
| 520 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 870 |
| Thermal Conductivity, W/m-K | 130 to 150 | |
| 150 |
| Thermal Expansion, µm/m-K | 22 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 33 to 37 | |
| 36 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 to 110 | |
| 110 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 10 |
| Density, g/cm3 | 3.0 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 7.8 | |
| 8.3 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1110 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 7.6 to 15 | |
| 38 to 44 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 220 | |
| 610 to 640 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 46 | |
| 47 |
| Strength to Weight: Axial, points | 24 to 25 | |
| 33 to 34 |
| Strength to Weight: Bending, points | 30 to 31 | |
| 38 |
| Thermal Diffusivity, mm2/s | 51 to 56 | |
| 59 |
| Thermal Shock Resistance, points | 12 | |
| 15 to 16 |
Alloy Composition
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| Aluminum (Al), % | 89 to 94 | |
| 91.6 to 94.4 |
| Chromium (Cr), % | 0 | |
| 0 to 0.040 |
| Copper (Cu), % | 4.0 to 5.0 | |
| 0 to 0.050 |
| Gallium (Ga), % | 0 | |
| 0 to 0.030 |
| Iron (Fe), % | 0 to 1.2 | |
| 0 to 0.3 |
| Magnesium (Mg), % | 0 to 0.050 | |
| 0.7 to 1.5 |
| Manganese (Mn), % | 0 to 0.35 | |
| 0 to 0.050 |
| Nickel (Ni), % | 0 to 0.35 | |
| 0 |
| Silicon (Si), % | 2.0 to 3.0 | |
| 0 to 0.2 |
| Titanium (Ti), % | 0 to 0.25 | |
| 0 to 0.030 |
| Zinc (Zn), % | 0 to 0.5 | |
| 4.8 to 5.8 |
| Zirconium (Zr), % | 0 | |
| 0.15 to 0.25 |
| Residuals, % | 0 to 0.35 | |
| 0 to 0.15 |